What is the difference between native int type and the numpy.int types?
Can you please help understand what are the main differences (if any) between the native int type and the numpy.int32 or numpy.int64 types?
Python
Why can I pass an instance method to multiprocessing.Process, but not a multiprocessing.Pool?
I am trying to write an application that applies a function concurrently with a multiprocessing.Pool. I would like this function to be an instance method (so I can define it differently in different subclasses). This doesn’t seem to be possible; as I have learned elsewhere, apparently bound methods can’t be pickled. So why does starting a multiprocessing.Process with a bound method as a target work? The following code:
Tensorflow: How to write op with gradient in python?
I would like to write a TensorFlow op in python, but I would like it to be differentiable (to be able to compute a gradient).
reading excel to a python data frame starting from row 5 and including headers
how do I import excel data into a dataframe in python.
Amazon API library for Python?
What Python libraries do folks use for querying Amazon product data? (Amazon Associates Web Service – used to be called E-Commerce API, or something along those lines). Based on my research, PyAWS seems okay, but still pretty raw (and hasn’t been updated in a while). Wondering if there’s an obvious canonical library that I’m just … Read more
How to remove whitespaces and newlines from every value in a JSON file?
I have a JSON file that has the following structure:
Matplotlib runs out of memory when plotting in a loop
I have a fairly simple plotting routine that looks like this:
Tkinter IntVar returning PY_VAR0 instead of value
I have a Checkbutton and an IntVar object associated with it, but when I try to get the value of the var, I am receiving PY_VAR0.
python close file descriptor question
I think this question is more of a “coding style” rather than technical issue.
How to convert a string of space- and comma- separated numbers into a list of int?
I have a string of numbers, something like: example_string = '0, 0, 0, 11, 0, 0, 0, 0, 0, 19, 0, 9, 0, 0, 0, 0, 0, 0, 11' I would like to convert this into a list: example_list = [0, 0, 0, 11, 0, 0, 0, 0, 0, 19, 0, 9, 0, 0, 0, … Read more